Inventor · disambiguated record
Donald Humphreys
Also filed as: HUMPHREYS DONALD · HUMPHREYS DONALD R
4 granted patents·1 pending application·55 citations·filing 1977–2019
75Inventor score
Top patents by PatentIndex Score
5 records- 0179US4139209AAdjustable shoe-skate assemblyHUMPHREYS DONALD R·Filed 1977·Granted Feb 13, 1979·39 cites·12 claims
- 0263US10349783B2Food preparation apparatusHumphreys Abigail·Filed 2017·Granted Jul 16, 2019·1 cites·17 claims
- 0358USD253892SRivet setterCUSTOM RADIUS CORP·Filed 1978·Granted Jan 8, 1980·8 cites·1 claims
- 0450USD932231SFood preparation apparatusHumphreys Abigail·Filed 2019·Granted Oct 5, 2021·7 cites·1 claims
- 0533US2016287022A1Spill Proof Cutting SurfaceHumphreys Abigail·Filed 2015·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Donald Humphreys files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →